1. Why are silver ornaments not sold in grams?
Because the silverware is sold, it not only reflects its own value, but also has a part of the craft value, which cannot be measured by grams, so it is not sold by grams. There are also some traditional silver ornaments sold in grams, but the fashion silverware just mentioned is because: a, inlaid with crystal, zircon, etc., so it can not be resold by gram. b. The surface is coated with palladium-niobium alloy, which is far higher than the value of silver itself.
2. Why is the silver decoration illuminated in the light for a long time?
The chemical nature of silver itself is not particularly stable. The higher temperature in the light is more likely to react with the sulfur dioxide in the air to produce a chemical reaction, resulting in black silver sulfide.
3. Why is the color silver jewelry faded after a long time?
Silver jewelry easily reacts with sulfur dioxide in the air and is easily oxidized to form black silver sulfide.
4. What about gold and silver? 925 silver and 990 silver that good?
Gold, silver, 925 silver and 990 silver are all unique according to personal hobbies. 925 Silver is a relatively mature process containing silver. It combines craftsmanship and purity to create a number of exciting styles. 990 Silver is aimed at people with sensitive skin, such as children.
5. Is nickel-plated jewelry harmful to human body?
Excessive nickel content is harmful to the human body, so the state has strict regulations on the nickel content of jewelry. The nickel content of jewelry sold in our store is in line with national standards and will not cause harm to the human body.
6. Is the color silver more susceptible to black hair than ordinary silverware?
The surface of the silver jewelry also has a protective coating, as long as it is properly maintained, it will not become black and dirty.
7. Why can't silverware be exchanged?
Because the silver deposit is large, refining and processing is not easy, the current price of silver jewelry is low, and the loss in the production process is large. The silverware that needs to be exchanged needs to be returned to the factory for re-refining. The manufacturer has to charge the furnace fee and the loss fee, and this part of the cost needs to be borne by the customer. In the case of the current low price of silverware, this part of the cost is more than the purchase. It seems to be less cost-effective, so from the perspective of the customer's interests, this business will not be carried out for the time being.
8. What is the solution for blackening silver?
If the silver jewelry turns black, don't rush to wash it with silver. Because silver water is a chemical, it also has a certain corrosive effect on the jewelry. Silver cloth is your first choice. There are also many small recipes, such as putting a silver jewelry in a cola for a night, or brushing it with a soft brush. But after washing, remember to dry the water with a cotton cloth.
9. What is the difference between pure silver and 925 sterling silver?
One is: the silver content of the silver is 99% silver, while the 925 sterling silver is 92.5% silver plus 7.5% copper sterling silver. It is an internationally recognized sterling silver standard. Platinum silver is usually plated with white gold (white enamel) to prevent yellowing and blackening of silver in the case of oxidation or vulcanization. In the current silver jewelry market, most of them use 925 silver, which is often used in mosaic, imitation K gold, white gold style. Second, the hardness of the two is different, that is, the hardness of pure silver is softer than that of 925 sterling silver. The third is the silver-silver style that is commonly used to make jewelry. The 925 sterling silver is often used for mosaic, imitation K gold and white gold.
10. What are the advantages of 18KGP jewelry?
This kind of jewelry has the unparalleled superiority of other accessories, which is not only cheap, but also very fast (following the trend, fashion, and rich). Of course, the inferior 18KGP products abound, such as rough plating, shabby details in the details, and poor inlaying techniques. Therefore, the price difference of such accessories is the biggest.
11. What are the reasons for the blackening of silverware?
a, because each person's endocrine and physical condition are different, some people's sweat contains more acid, some people are less, and some people have higher sulfur content in body fluids, these are the substances that cause the surface of the silverware to become black, so Everyone wearing silver jewelry will produce different results, and some people will be as bright as new for half a year. b. Sulfur, nitric acid and oxides in air and other substances (such as cosmetics) have a certain corrosive effect on silver. Silver jewellery is worn for a long time. When sulphur and silver are combined, a black silver sulfide film is formed on the surface of the silver jewellery. It begins to appear as tiny spots, which then diffuse into pieces, forming what is commonly called silver scale. It becomes black and affects the surface gloss of silver jewelry. People often mistake it for color.
12. What are the benefits of wearing silverware?
Wearing silver has a good health effect, it can neutralize toxic substances in the human body. Silver ions have a strong bactericidal effect, can eliminate 650 kinds of pathogens, can be used as a test tool, which is very beneficial to the human body. It can also accelerate wound healing, prevent infection, and have the effect of purifying water and preserving and keeping fresh. The ancients said: wearing silver, healthy and wealthy will accompany you, and the five internal organs, calm the mind, stop the horror, in addition to evil. In medicine, it is much more effective than other precious metals for human health.
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